Title Zinc oxide as a new, highly efficient, green, and reusable catalyst for microwave-assisted Michael addition of sulfonamides to α,β-unsaturated esters in ionic liquids Type Article Keywords Zinc oxide; Microwave; Michael addition; Sulfonamides Abstract A simple and clean method for the synthesis of some N-aryl derivatives of sulfonamides is described. Researchers Abdolkarim Zare (First researcher) , Alireza Hasaninejad (Second researcher) , Ahmad Reza Moosavi-Zare (Third researcher) , Abolfath Parhami (Fourth researcher) , Hashem Sharghi (Fifth researcher) , Ali Khalafi-Nezhad (Not in first six researchers)